Table 3.

The zone of inhibition (cm) and endotoxin level (EU/mL) released by E. coli treated with different solutions.

Sample	Zone of Inhibition		Endotoxin Level
	E. coli (ATCC 25922)	E. coli (ATCC 35218)	E. coli (ATCC 25922)		E. coli (ATCC 35218)
			0-h	24-h	0-h	24-h
Sugar solution	Nil	Nil	1.20 ± 0	1.25 ± 0	1.07 ± 0	1.10 ± 0
Hydrogen peroxide solution	Nil	Nil	1.41 ± 0	1.52 ± 0	1.22 ± 0	1.35 ± 0
Acid solution	Nil	Nil	1.54 ± 0	1.58 ± 0	1.29 ± 0	1.34 ± 0
Gallic acid solution	Nil	Nil	1.22 ± 0	1.23 ± 0	1.11 ± 0	1.10 ± 0

Nil—No zone of inhibition.